ключевое пространство
параметр шифра, выражаемый в битах; чем больше длина ключевого пространства, тем менее вероятен взлом шифра "лобовым" путём последовательного перебора

Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.

Смотреть что такое "keyspace" в других словарях:

  • keyspace — noun The notional space that contains all possible keys …   Wiktionary

  • keyspace attack —    See brute force attack …   Dictionary of networking

  • Distributed hash table — A distributed hash table (DHT) is a class of a decentralized distributed system that provides a lookup service similar to a hash table; (key, value) pairs are stored in a DHT, and any participating node can efficiently retrieve the value… …   Wikipedia

  • Pastry (DHT) — This article describes the Pastry Distributed Hash Table. For the food, see Pastry. Pastry is an overlay and routing network for the implementation of a distributed hash table similar to Chord. The key value pairs are stored in a redundant peer… …   Wikipedia

  • Weak key — In cryptography, a weak key is a key which when used with a specific cipher, makes the cipher behave in some undesirable way. Weak keys usually represent a very small fraction of the overall keyspace, which usually means that if one generates a… …   Wikipedia

  • Correlation attack — In cryptography, correlation attacks are a class of known plaintext attacks for breaking stream ciphers whose keystream is generated by combining the output of several linear feedback shift registers (called LFSRs for the rest of this article)… …   Wikipedia

  • DHT — (англ. Distributed Hash Table  «распределённая хеш таблица»)  это класс децентрализованных распределённых систем, которые обеспечивают поисковый сервис, похожий по принципу работы на таблицу хешей, и имеют структуру: (имя, значение),… …   Википедия

  • Распределённая хеш-таблица — Стиль этой статьи неэнциклопедичен или нарушает нормы русского языка. Статью следует исправить согласно стилистическим правилам Википедии. DHT (англ. Distributed Hash Table  «распределённая хеш …   Википедия

  • Associative array — In computer science, an associative array (also called a map or a dictionary) is an abstract data type composed of a collection of (key,value) pairs, such that each possible key appears at most once in the collection. Operations associated with… …   Wikipedia

  • Hill cipher — Hill s cipher machine, from figure 4 of the patent In classical cryptography, the Hill cipher is a polygraphic substitution cipher based on linear algebra. Invented by Lester S. Hill in 1929, it was the first polygraphic cipher in which it was… …   Wikipedia

  • Hash tree — A binary hash tree In cryptography and computer science Hash trees or Merkle trees are a type of data structure[citation needed] which contains a tree of summary information about a larger piece of da …   Wikipedia